Technology Unit

Conversion of MAPD (methylacetylene and propadiene) to propylene and propane.
Stripped overhead gas is fed to the 4th suction drum of Cracked Gas Compressor.
Hydrogenated C₃ fraction is fed to C₃ Stripper, where all light components are removed.

Source: Y.A. Sastry & Uday Krishna Dy, DUAL FEED CRACKER UNIT & ASSOCIATED UNIT, ONGC Petro additions Limited (OPaL), Uploaded on 28^th Jan 2018 on SCRIBD.